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Lua i Stíl Chicago (17ú heag.)Karacaovali, Baybars, agus Nuno Limao. The Clash of Liberalizations: Preferential Versus Multilateral Trade Liberalization in the European Union. Washington, D.C: World Bank, 2005.
Lua MLA (9ú heag.)Karacaovali, Baybars, agus Nuno Limao. The Clash of Liberalizations: Preferential Versus Multilateral Trade Liberalization in the European Union. World Bank, 2005.
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